- Supporting strategy development for major power companies.- Directing a research project on low-carbon energy supply for AI-era data centers.- Supporting a company to lobby for new electricity subsidies in Japan, referencing advanced cases in the US.

- Led a cross-border project to enhance a governmental institution's function in making an impact on climate change by proposing an optimal model for public-private partnership.- Managed a U.S. market expansion strategy development for a major healthcare device manufacturer.

Led over 10 members of teams across 10 countries to assist Japanese low-carbon tech startups with market analysis and hunting prospective customers for global expansion

- Developed and sold a new-concept electricity measuring hardware/IoT product to major real estate firms and large power companies.- Led a team of 4 as project manager to develop a mid- to long-term strategy for energy business.

Led financial and risk analysis for a major Offshore LNG Production Sharing Contract (PSC) in Indonesia.

Executed financial modeling and legal risk assessment for a $1 billion+ investment in major oil fields in Azerbaijan, Iraq, and Russia, including the project known as 'The Contract of the Century.'